StarTech.com M.2 SATA SSD to 2.5" SATA Adapter [NOT NVMe], Open-Frame Bracket, 7mm High, M2 Hard Drive Adapter - TAA

Seems fine for old games. Looks clean. Would something like this work for you? https://www.amazon.com/StarTech-com-M-2-2-5in-SATA-Adapter/dp/B00ITJ7U20?th=1 I think you'd need an m.2 sata drive though not nvme for that specific one to work for you. There is probably one that works for those too though.